HTTPサーバ上でnetsh trace start capture=yesを実行してパケットキャプチャを取得してみました。
Microsoft Network Monitorでキャプチャ内容を確認し、抜粋したものが以下になります。
ClientからServerに向かってwgetコマンドをSpiderモードで実行しました。
素人なのでまったく詳しくないのですが、これらの情報から糸口は見つけられそうでしょうか。
↓wgetコマンド実行結果
---request begin---
HEAD /point/term.20200831 HTTP/1.0
User-Agent: Wget/1.11.4
Accept: */*
Authorization: Basic XXXXXX
Host: HTTP Server
Connection: Keep-Alive
---request end---
HTTP request sent, awaiting response...
---response begin---
HTTP/1.1 200 OK
Content-Length: 0
Server: Microsoft-IIS/10.0
X-Powered-By: ASP.NET
Date: Wed, 02 Sep 2020 05:18:08 GMT
Connection: keep-alive
---response end---
HTTP/1.1 200 OK
Content-Length: 0
Server: Microsoft-IIS/10.0
X-Powered-By: ASP.NET
Date: Wed, 02 Sep 2020 05:18:08 GMT
Connection: keep-alive
Registered socket 548 for persistent reuse.
Length: 0
Remote file exists and could contain further links,
but recursion is disabled -- not retrieving.
↓パケットキャプチャ
HTTP Server
Client
TCP
TCP: [Bad CheckSum]Flags=...A..S., SrcPort=HTTP(80), DstPort=52870, PayloadLen=0, Seq=2363253859, Ack=3207955921, Win=8192 ( Negotiated scale factor 0x8 ) = 819
Client
HTTP Server
TCP
TCP:Flags=...A...., SrcPort=52870, DstPort=HTTP(80), PayloadLen=0, Seq=3207955921, Ack=2363253860, Win=515
Client
HTTP Server
HTTP
HTTP:Request, HEAD /point/term.20200831 , Using Basic Authorization
HTTP Server
Client
TCP
TCP: [Bad CheckSum]Flags=...A...., SrcPort=HTTP(80), DstPort=52870, PayloadLen=0, Seq=2363253860, Ack=3207956128, Win=1026 (scale factor 0x0) = 1026
HTTP Server
Client
HTTP
HTTP:Response, HTTP/1.1, Status: Ok, URL: /point/term.20200831
Client
HTTP Server
TCP
TCP:Flags=...A.R.., SrcPort=52870, DstPort=HTTP(80), PayloadLen=0, Seq=3207956128, Ack=2363254010, Win=0
